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6d64573151
We need this in order to update the MediaStreamGraph thread when an AudioParam changes. This enables each AudioParam to be registered with a callback from its owner node, so that the owner node can have custom processing code for each AudioParam's mutation.
37 lines
988 B
C++
37 lines
988 B
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 sts=2 et cindent: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "GainNode.h"
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#include "mozilla/dom/GainNodeBinding.h"
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namespace mozilla {
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namespace dom {
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NS_IMPL_CYCLE_COLLECTION_INHERITED_1(GainNode, AudioNode,
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mGain)
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NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION_INHERITED(GainNode)
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NS_INTERFACE_MAP_END_INHERITING(AudioNode)
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NS_IMPL_ADDREF_INHERITED(GainNode, AudioNode)
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NS_IMPL_RELEASE_INHERITED(GainNode, AudioNode)
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GainNode::GainNode(AudioContext* aContext)
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: AudioNode(aContext)
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, mGain(new AudioParam(this, Callback, 1.0f, 0.0f, 1.0f))
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{
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}
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JSObject*
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GainNode::WrapObject(JSContext* aCx, JSObject* aScope)
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{
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return GainNodeBinding::Wrap(aCx, aScope, this);
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}
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}
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}
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